| APA | SPPQ. (2012, February 16). In Acronym Geek. Retrieved 09:44, February 16, 2012, from http://www.acronymgeek.com/SPPQ |
| MLA | "SPPQ." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/SPPQ>. |
| MHRA | 'SPPQ', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/SPPQ> [accessed 16 February 2012] |
| Chicago | "SPPQ", http://www.acronymgeek.com/SPPQ (accessed February 16, 2012). |
| CBE/CSE | SPPQ [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/SPPQ. |
| Bluebook | SPPQ, http://www.acronymgeek.com/SPPQ (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, SPPQ, http://www.acronymgeek.com/SPPQ (optional description here) (as of Feb. 16, 2012, 09:44). |
| AMA | SPPQ. Acronym Geek. February 16, 2012, 09:44. Available at: http://www.acronymgeek.com/SPPQ. Accessed February 16, 2012, 09:44. |